SENSING DIAGNOSTIC MODULE COMPLAINT. CONSUMER STATES THAT HE FOUND OUT THAT GM WAS PUTTING EVENT DATA RECORDERS ON THEIR VEHICLES. HE STATES THESE RECORDERS WILL NOT BE ACCURATE IF THE CONSUMER CHANGES THINGS SUCH AS TIRE SIZE. *KB THE CONSUMER WAS INVOLVED IN AN ACCIDENT WHICH RESULTED IN 2 PEOPLE IN THE SECOND VEHICLE BEING KILLED. THE EDR/SDM THAT WAS INSTALLED IN THE CONSUMERS VEHICLE RECORDED HIS SPEED OVER 100 MPH. THE CONSUMER STATED HE MADE MODIFICATIONS TO THE VEHICLE THAT COULD HAVE AFFECTED THE DATA. *JB